* {
    box-sizing: border-box;
}
.w{
    margin: 0 auto;
    width: 1024px;
}
body{
    /* background-color: #f0eef5; */
    /* width: 1920px; */
    /* height: 5000px; */
    /* background-image: linear-gradient(160deg, #0078ff 20%,#002abb 80%); */
    /* background: url(../images/背景2.png) no-repeat top center; */
    /* background: url(../images/背景3.webp) no-repeat; */
    /* background-size: 100% 100%; */
}
.mb10{
    margin-bottom: 10px;
}
.mt10{
    margin-top: 10px;
}
.logo{
    height: 196px;
}

.nav{
    height: 56px;
    font-size: 14px;
    background-color: #0755a7;
}
.nav ul{
    float: left;
}
.nav ul li{
    float: left;
    margin: 0 15px;
    
}
.nav ul li a{
    display: block;
    height: 50px;
    line-height: 50px;
    font-size: 18px;
    color: #fff;
    padding: 0 10px;
    cursor: pointer;
}
.nav ul li a:hover  {
    color: #00a4ff;
    border-bottom: 4px solid #00a4ff;
} 
.search {
    float: left;
    width: 240px;
    height: 30px;
    background-color: #fff;
    margin-left: 30px;
    margin-top: 13px;
}
.search input{
    width: 200px;
    height: 30px;
    border: 1px solid #00a4ff;
    border-right: 0;
    padding-left:  10px;
    color: #bfbfbf;
    font-size: 14px;
    box-sizing: border-box;
}
.search button{
    float: right;
    width: 40px;
    height: 30px;
    line-height: 42px;
    border: 0;
    background-color: #00a4ff;
}
.user{
    float: right;
    font-size: 14px;
    color: #fff;
    line-height: 32px;
    margin-top: 10px;
    margin-right: 8px;
    vertical-align: middle;
}
/* 页脚 */
.footer {
    height: 320px;
    border-top: 1px solid #ccc;
    /* background-color: #fff; */
    margin-top: 10px;
}
.footer .w {
    padding-top: 35px;
}
.copyright {
    float: left;
}
.copyright p {
    font-size: 12px;
    color: #666;
    margin: 20px 0 15px 0;
}
.copyright .app {
    display: block;
    width: 118px;
    height: 33px;
    border: 1px solid #00a4ff;
    text-align: center;
    line-height: 33px;
    color: #00a4ff;
    font-size: 16px;
}
.links {
    float: right;
}
.links dl {
    float: left;
    margin-left: 100px;
}
.links dl dt {
    font-size: 16px;
    color: #333;
    margin-bottom: 5px;
}
.links dl dd a {
    color: #333;
    font-size: 12px;
}
.clearfix::before,
.clearfix::after{
    content: "";
    display: table;
}
.clearfix:after{
    clear: both;
}
.clearfix{
    *zoom: 1;
}